A Treatise on Surveying,: Containing the Theory and Practice: : to which is Prefixed a Perspicuous System of Plane Trigonometry. : The Whole Clearly Demonstrated and Illustrated by a Large Number of Appropriate Examples. : Particularly Adapted to the Use of SchoolsKimber and Sharpless, no. 93, Market Street, and John Richardson, no. 244, Market Street., 1820 - 206 páginas |
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Página 88
... perches , and perpendi- cular breadth CD is 32 perches . Fig . 15 . P. 42.5 32 850 1275 4 | 0 ) 13610.0 4 ) 34 8A . 2R . 4. What is the area of a square tract of land , whose side measures 176.4 perches ? Ans . 194A . 1R . 36.96P . . 5 ...
... perches , and perpendi- cular breadth CD is 32 perches . Fig . 15 . P. 42.5 32 850 1275 4 | 0 ) 13610.0 4 ) 34 8A . 2R . 4. What is the area of a square tract of land , whose side measures 176.4 perches ? Ans . 194A . 1R . 36.96P . . 5 ...
Página 89
... perches and height 34 perches ? Ans . 5A . OR . 33P . M PROBLEM III . To find the area of a triangle MEASURING LAND . 89.
... perches and height 34 perches ? Ans . 5A . OR . 33P . M PROBLEM III . To find the area of a triangle MEASURING LAND . 89.
Página 90
... perches , the side AC 40.5 perches , and their contained angle CAB 30 ° : required the area . Fig . 49 . As radius Is to sin . A , 30 ° · 10.00000 9.69897 1.80618 40.5 . · 1.60746 13.11261 So is AB , AC , 64 To double the area 1296 ...
... perches , the side AC 40.5 perches , and their contained angle CAB 30 ° : required the area . Fig . 49 . As radius Is to sin . A , 30 ° · 10.00000 9.69897 1.80618 40.5 . · 1.60746 13.11261 So is AB , AC , 64 To double the area 1296 ...
Página 92
... perches , the angle A 60 ° , and the angle B 50 ° : re- quired the area . Fig . 47 . The angle ACB = 180 ° and B , = 70 ° . the sum of the angles A As rad . x sin . C , rad . Ar . Co. 0.00000 sin . C. 70 ° Ar . Co. 0.02701 sin . A. 60 ...
... perches , the angle A 60 ° , and the angle B 50 ° : re- quired the area . Fig . 47 . The angle ACB = 180 ° and B , = 70 ° . the sum of the angles A As rad . x sin . C , rad . Ar . Co. 0.00000 sin . C. 70 ° Ar . Co. 0.02701 sin . A. 60 ...
Página 105
... perches . Ans . 49A . OR . 14P . 4. Required the area of an elliptical fish pond , the longer diameter of which is 10 perches , and the shorter 5 perches . Ans . 39.27 Sq . Per . PROBLEM XI . To protract a Survey , and to find its area ...
... perches . Ans . 49A . OR . 14P . 4. Required the area of an elliptical fish pond , the longer diameter of which is 10 perches , and the shorter 5 perches . Ans . 39.27 Sq . Per . PROBLEM XI . To protract a Survey , and to find its area ...
Términos y frases comunes
ABCD ABFD acres adjacent adjacent angles angle ABC angle opposite angled triangle base bearing and distance breadth Calculation centre Co-secant Secant Co-sine Co-tang column cube root decimal DEMONSTRATION departure corresponding diff difference of latitude Dist divide division line draw equal EXAMPLES feet figures find the angle find the area four-pole chains fourth term given angle given area given bearing given number given ratio given side John Gummere Lat Dep latitude and departure length logarithm M.
M. Sine measured meridian distance natural number off-sets parallel parallelogram perches perpendicular quired quotient radius rectangle remainder Required the area right angle right line right-angled triangle RULE semiperimeter side AB side AC square root station stationary line subtract survey tance Tang tangent tract of land trapezium trapezoid triangle ABC trigonometry